---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18516 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 702 10723 4 4562 14944 Swap: 1023 22 1001 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:08:63:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79522sec preferred_lft 79522sec inet6 fe80::f816:3eff:fe08:6301/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:c1:6e:77:db:3e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::14c1:6eff:fe77:db3e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-18516) 03/23/26 _x86_64_ (4 CPU) 19:34:31 LINUX RESTART (4 CPU) 19:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:01 94.75 3.44 72.79 18.51 339.99 25659.26 228665.95 20:00:01 49.63 22.52 25.70 1.41 247.85 1829.67 1354.15 20:10:01 8.05 0.59 7.07 0.39 10.68 211.41 587.39 20:20:01 9.16 0.14 8.61 0.40 8.47 502.03 1169.03 20:30:01 21.24 2.56 17.92 0.75 41.81 561.65 325.19 20:40:01 7.71 0.48 6.97 0.26 15.35 204.68 107.87 20:50:01 5.52 0.17 5.19 0.17 4.04 144.05 54.05 21:00:01 5.23 0.02 5.04 0.17 1.31 152.48 57.05 21:10:01 4.97 0.02 4.79 0.17 0.76 148.63 44.87 21:20:01 11.97 0.07 11.37 0.53 4.64 686.21 251.21 Average: 21.82 3.00 16.54 2.28 67.48 3010.25 23264.42 19:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:01 1642676 5880316 10045284 61.35 261740 3881740 11392612 65.39 2164108 11901380 1692 20:00:01 2999040 6409056 9522876 58.16 271920 3123620 10916976 62.66 2096896 10691812 288 20:10:01 7166604 10596664 5338852 32.61 272872 3142532 7015220 40.27 2105308 6545008 952 20:20:01 8831516 12357564 3578360 21.86 277216 3234200 4497736 25.82 2125956 4828664 1968 20:30:01 9348736 12951856 2984184 18.23 280132 3308352 3740912 21.47 2160372 4314516 344 20:40:01 7712984 11343104 4592004 28.05 280916 3334564 5358320 30.76 2166564 5936620 48 20:50:01 7854452 11502392 4432556 27.07 281436 3351868 5205384 29.88 2168904 5790988 184 21:00:01 6047360 9716132 6218112 37.98 282008 3372124 6935572 39.81 2171188 7589940 216 21:10:01 6222560 9912676 6021464 36.78 282680 3392796 6798596 39.02 2174800 7402828 752 21:20:01 7555600 11394716 4540436 27.73 287372 3534876 5172764 29.69 2192268 6065008 444 Average: 6538153 10206448 5727413 34.98 277829 3367667 6703409 38.48 2152636 7106676 689 19:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:01 lo 12.08 12.08 11.66 11.66 0.00 0.00 0.00 0.00 19:50:01 ens3 40.47 30.54 703.72 3.29 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:01 lo 41.26 41.26 19.85 19.85 0.00 0.00 0.00 0.00 20:00:01 ens3 2.03 1.70 0.50 0.42 0.00 0.00 0.00 0.00 20:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 23.95 23.95 9.17 9.17 0.00 0.00 0.00 0.00 20:10:01 ens3 1.44 0.58 0.27 0.15 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 lo 12.19 12.19 6.70 6.70 0.00 0.00 0.00 0.00 20:20:01 ens3 0.72 0.47 0.20 0.15 0.00 0.00 0.00 0.00 20:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 lo 13.41 13.41 7.86 7.86 0.00 0.00 0.00 0.00 20:30:01 ens3 1.81 2.06 0.27 1.37 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 lo 14.46 14.46 6.73 6.73 0.00 0.00 0.00 0.00 20:40:01 ens3 1.07 0.55 0.24 0.15 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 23.05 23.05 8.85 8.85 0.00 0.00 0.00 0.00 20:50:01 ens3 0.71 0.47 0.13 0.10 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 25.82 25.82 11.45 11.45 0.00 0.00 0.00 0.00 21:00:01 ens3 0.68 0.49 0.15 0.11 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 lo 17.67 17.67 10.51 10.51 0.00 0.00 0.00 0.00 21:10:01 ens3 0.84 0.50 0.17 0.12 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 lo 17.96 17.96 10.05 10.05 0.00 0.00 0.00 0.00 21:20:01 ens3 1.14 0.92 0.32 0.25 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.18 20.18 10.28 10.28 0.00 0.00 0.00 0.00 Average: ens3 5.09 3.83 70.61 0.61 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-18516) 03/23/26 _x86_64_ (4 CPU) 19:34:31 LINUX RESTART (4 CPU) 19:40:01 CPU %user %nice %system %iowait %steal %idle 19:50:01 all 48.72 0.00 2.07 8.43 0.09 40.69 19:50:01 0 47.47 0.00 1.98 8.00 0.09 42.46 19:50:01 1 49.57 0.00 2.14 8.96 0.09 39.24 19:50:01 2 49.10 0.00 2.14 8.38 0.09 40.29 19:50:01 3 48.75 0.00 2.02 8.38 0.10 40.77 20:00:01 all 46.24 0.00 1.67 0.25 0.10 51.75 20:00:01 0 46.16 0.00 1.56 0.19 0.10 51.98 20:00:01 1 45.76 0.00 1.63 0.16 0.10 52.35 20:00:01 2 46.36 0.00 1.73 0.56 0.11 51.24 20:00:01 3 46.67 0.00 1.74 0.08 0.11 51.41 20:10:01 all 14.70 0.00 0.84 0.44 0.09 83.93 20:10:01 0 14.62 0.00 0.79 0.36 0.09 84.14 20:10:01 1 15.08 0.00 0.97 0.10 0.09 83.76 20:10:01 2 15.03 0.00 0.82 0.14 0.09 83.92 20:10:01 3 14.08 0.00 0.77 1.16 0.09 83.91 20:20:01 all 15.57 0.00 0.57 0.12 0.07 83.67 20:20:01 0 15.23 0.00 0.59 0.21 0.07 83.90 20:20:01 1 16.23 0.00 0.65 0.08 0.08 82.97 20:20:01 2 15.67 0.00 0.51 0.15 0.08 83.59 20:20:01 3 15.14 0.00 0.54 0.01 0.07 84.24 20:30:01 all 28.29 0.00 0.95 0.16 0.08 70.52 20:30:01 0 27.92 0.00 0.91 0.12 0.08 70.97 20:30:01 1 29.18 0.00 0.94 0.32 0.08 69.48 20:30:01 2 27.99 0.00 0.93 0.11 0.08 70.89 20:30:01 3 28.06 0.00 1.01 0.11 0.09 70.73 20:40:01 all 13.88 0.00 0.58 0.17 0.07 85.30 20:40:01 0 14.23 0.00 0.62 0.05 0.07 85.03 20:40:01 1 13.84 0.00 0.58 0.03 0.08 85.46 20:40:01 2 13.61 0.00 0.56 0.05 0.07 85.70 20:40:01 3 13.84 0.00 0.56 0.54 0.07 85.00 20:50:01 all 8.36 0.00 0.38 0.06 0.07 91.13 20:50:01 0 7.94 0.00 0.41 0.12 0.06 91.47 20:50:01 1 8.36 0.00 0.39 0.05 0.08 91.12 20:50:01 2 8.93 0.00 0.44 0.04 0.07 90.52 20:50:01 3 8.20 0.00 0.29 0.04 0.07 91.40 21:00:01 all 10.59 0.00 0.43 0.04 0.07 88.87 21:00:01 0 10.44 0.00 0.41 0.05 0.07 89.03 21:00:01 1 10.85 0.00 0.41 0.03 0.07 88.64 21:00:01 2 10.52 0.00 0.44 0.01 0.07 88.95 21:00:01 3 10.54 0.00 0.48 0.07 0.07 88.85 21:10:01 all 9.76 0.00 0.38 0.04 0.08 89.75 21:10:01 0 9.19 0.00 0.32 0.05 0.07 90.37 21:10:01 1 10.00 0.00 0.42 0.01 0.08 89.49 21:10:01 2 10.24 0.00 0.42 0.04 0.08 89.22 21:10:01 3 9.61 0.00 0.34 0.08 0.08 89.90 21:20:01 all 19.59 0.00 0.72 0.08 0.07 79.54 21:20:01 0 19.77 0.00 0.64 0.05 0.07 79.47 21:20:01 1 18.95 0.00 0.82 0.05 0.08 80.10 21:20:01 2 19.29 0.00 0.74 0.16 0.08 79.74 21:20:01 3 20.35 0.00 0.67 0.05 0.07 78.86 Average: all 21.56 0.00 0.86 0.98 0.08 76.52 Average: 0 21.29 0.00 0.82 0.92 0.08 76.88 Average: 1 21.78 0.00 0.90 0.98 0.08 76.27 Average: 2 21.66 0.00 0.87 0.96 0.08 76.42 Average: 3 21.52 0.00 0.84 1.05 0.08 76.50